package repositories

import (
	"chat/internal/models"
	"fmt"
	"time"
)

func SendChatMessage(msg string, user *models.User, channel *models.Channel) error {
	// Handle empty message
	if len(msg) < 1 {
		return fmt.Errorf("message cannot be empty")
	}

	// Handle long message
	if len(msg) > 500 {
		return fmt.Errorf("message too long")
	}

	// Check if user is banned
	banned := user.IsBanned
	if banned {
		return fmt.Errorf("user: %s, is banned", user.ID)
	}

	// Send message to channel
	channel.Send(models.Message{
		Content:   msg,
		Sender:    user,
		Timestamp: time.Now(),
	})

	return nil
}